Some parents want their children to turn out just like them. Only a few secretly turn their kids into elite special operatives. Josie Black can infiltrate any building, speak a dozen languages, and fight like a martial arts master. But no one told her that. After J.B. detects gaps in her memory, her mom reveals the truth: she works for a covert agency, and she's given J.B. the skills of a super spy. After J.B. freaks out, runs off, and tries to escape...

The deadliest weapon is a girl with nothing to lose ... Sarah is used to spying in the champagne-fuelled parties of Nazi Berlin. But her new mission is infinitely more deadly, tracking a lethal disease across bullet-torn Africa, to uncover the monster who would use it to create fifty million corpses. Her enemies think she is a terrified little girl. But she is a warrior set to burn them all.